Parts of the ignition, removing and installing (Vehicles with engine code AFP)

NOTE: Engine Control Module (ECM) with harness connectors. See item 5 in PARTS OF THE FUEL INJECTION, REMOVING AND INSTALLING (VEHICLES WITH ENGINE CODE AFP) .

NOTE: The following list refers to Fig 1.

1. O-ring 
   • replace
2. Camshaft Position (CMP) Sensor - G40-* 
   • Component location. See OVERVIEW OF COMPONENT LOCATIONS (VEHICLES WITH ENGINE CODE AFP) .
   • to remove, unclip wiring for ignition coil, item 5
   • Terminals of sensor and connector are gold-plated
   • Checking. See CHECK CAMSHAFT POSITION (CMP) SENSOR .
3. 10 Nm 
4. Connector 
   • black, 3-pin
   • For Camshaft Position (CMP) Sensor -G40-
   • Terminals of sensor and connector are gold-plated
5. Wire routing 
   • for Ignition Coil -N152-, item 7
6. Connector 
   • 5-pin
   • for Ignition Coil -N152-
7. Ignition Coil -N152-* 
   • Component location. See OVERVIEW OF COMPONENT LOCATIONS (VEHICLES WITH ENGINE CODE AFP) .
   • with marking for ignition wires, do not interchange
   • Checking. See CHECKING IGNITION COIL (VEHICLES WITH ENGINE CODE AFP) .
8. Cover piece 
9. 3-pin harness connector 
   • brown
   • For Knock Sensor (KS) 2 -G66-
   • Terminals of sensor and connector are gold-plated
10. 20 Nm 
    • Tightening torque affects function of Knock Sensor (KS)
11. Knock Sensor (KS) 2 -G66-* 
    • Terminals of sensor and connector are gold-plated
    • contact surfaces between knock sensor and cylinder block must be free of corrosion, dirt and grease
    • Component location: between cyl. 4 and cyl. 6
    • Checking. See CHECK KNOCK SENSORS .
12. Sensor wheel 
    • For Camshaft Position (CMP) Sensor -G40-
    • Contact surface at camshaft chain gear and sensor wheel must be dry when installing
    • if sensor wheel has been removed, check timing after installation
13. Camshaft chain sprocket 
14. Camshaft roller chain 
15. Knock Sensor (KS) 1 -G61-* 
    • Terminals of sensor and connector are gold-plated
    • contact surfaces between knock sensor and cylinder block must be free of corrosion, dirt and grease
    • Component location: between cyl. 1 and cyl. 3
    • Checking. See CHECK KNOCK SENSORS .
16. 3-pin harness connector 
    • white
    • For Knock Sensor (KS) 1 -G61-
    • Terminals of sensor and connector are gold-plated
17. 100 Nm 
    • oil contact surface of bolt head when installing
    • to remove and install, counter-hold at camshaft using an open-end spanner (24 mm)
18. Spark plug, 25 Nm 
    • Type and spark plug gap. See TEST DATA, SPARK PLUGS .
19. Spark plug connector with ignition wire and interference suppression connector 
    • 4 to 6 k Ω

Fig 1: Identifying Parts Of Ignition System (Engine Code AFP)

Courtesy of VOLKSWAGEN OF AMERICA, INC.